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Square D BGA261252 Molded Case Circuit Breaker
- 125A
- 2 Pole
- I-Line
Square D
BGA261252
Molded Case Circuit Breaker
Brand
Square D
SKU
BGA261252
Quantity
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Square D BGA261252 - 125A 2 Pole Molded Case Circuit Breaker
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Description
A reliable solution for industrial distribution, the Square D BGA261252 is a 2-pole, 125A molded case circuit breaker in the PowerPacT B-Frame family. It installs into Square D I-Line panelboards and switchboards, serving as an exact replacement for the legacy FA26125AC. Rated at 65 kAIC at 240V and 35 kAIC at 480V, this breaker includes an AC phase connection, fixed thermal-magnetic trip (LI), and a push-to-trip mechanism for easy manual testing and maintenance.Specifications
| Brand | Square D |
|---|---|
| Series | BGA |
| Amperage | 125A |
| Poles | 2 |
| Mounting Style | I-Line |
| Voltage | 208Y/120VAC, 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 65kA @ 208Y/120VAC, 65kA @ 240VAC, 35kA @ 480Y/277VAC, 35kA @ 480VAC, 18kA @ 600Y/347VAC, 20kA @ 250VDC |
| Frame Type | B |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards, Square D I-Line Switchboards |
| Wire Gauge | 14-2/0 AWG (Al/Cu) |
| Max Wire | 2/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Rotary Handle, Terminal Shields |
|---|---|
| Accessories | None included |
| Standards | CSA C22.2 No 5, EN/IEC 60947-2, EN/IEC 60947-5-1, GB 14048.2, NEMA AB 1, NMX J-266, UL 489 |
| Approval | CCC, CE, CSA, EAC, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Reverse Feed, Trip-Free Mechanism, Quick-Make/Quick-Break |
Product FAQs
9 answersWhat panelboards are compatible with the BGA261252?
This breaker is designed for use in Square D I-Line panelboards and switchboards. It features a shrouded I-Line plug-on connection on the line side and mechanical lugs on the load side.
Can the BGA261252 replace older Square D circuit breakers?
Yes, the PowerPacT B-frame series is the direct replacement for legacy F-frame breakers. Specifically, the BGA261252 serves as an exact replacement for the obsolete FA26125AC, fitting into the same I-Line mounting space.
How does the I-Line mounting system work for this breaker?
The BGA261252 features a shrouded I-Line plug-on jaw on the line side that snaps directly onto the panelboard bus. This eliminates the need for separate strap kits and speeds up installation.
What wire sizes are accepted by the load side lugs on this breaker?
The mechanical lugs accept 14 AWG to 2/0 AWG aluminum or copper wire. Ensure proper torque specifications are followed during installation.
What does the G in the BGA261252 catalog number indicate?
In the PowerPacT B-frame nomenclature, the G designates the interrupting rating tier. For this breaker, it provides a 65kAIC rating at 240VAC, 35kAIC at 480VAC, and 18kAIC at 600Y/347VAC.
Is this circuit breaker rated for continuous duty?
Yes, the BGA261252 is a standard-rated breaker, meaning it is designed to be applied continuously at up to 80 percent of its 125A rating in accordance with standard electrical codes.
Can the BGA261252 be used in direct current (DC) systems?
Yes, this breaker is rated for DC applications up to 250VDC, providing an interrupting capacity of 20kAIC.
Does the BGA261252 include a way to manually test the tripping mechanism?
Yes, all PowerPacT B-frame circuit breakers feature an integral push-to-trip button on the front cover, allowing you to manually trip the breaker for testing and maintenance.
Are the trip settings on this breaker adjustable?
No, this model features a fixed thermal-magnetic trip unit. The long-time (thermal) and instantaneous (magnetic) protection settings are factory-set and cannot be adjusted in the field.
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